Home / 4,017,018.80-5,543,468.79-2,181,464.23

Finding the Fourth Proportional to 4,017,018.80, 5,543,468.79 and 2,181,464.23

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Solution

The fourth proportional to 4,017,018.80, 5,543,468.79 and 2,181,464.23 is: 3,010,411.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,017,018.80 : 5,543,468.79 = 2,181,464.23 : x
  2. Step 2: Convert to fraction form
    4,017,018.80/5,543,468.79 = 2,181,464.23/x
  3. Step 3: Cross multiply
    4,017,018.80x = 5,543,468.79 × 2,181,464.23
  4. Step 4: Simplify right side
    4,017,018.80x = 12,092,878,880,960.04
  5. Step 5: Solve for x
    x = 12,092,878,880,960.04/4,017,018.80
  6. Step 6: Final answer
    x = 3,010,411.33

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.